ML19351D009

Responds to IE Bulletins 80-19 & 80-19,Revision 1, Failures of Mercury-Wetted Matrix Relays in Reactor Protective Sys of Operating Nuclear Power Plants Designed by C-E. Review Reveals That Relays Not Specified for Use in Plant

ML19351D009
Person / Time
Site:	River Bend
Issue date:	08/28/1980
From:	Draper E GULF STATES UTILITIES CO.
To:	Seyfrit K NRC OFFICE OF INSPECTION & ENFORCEMENT (IE REGION IV)
References
IEB-80-19, RBG-8422, NUDOCS 8010080569
Download: ML19351D009 (1)

Text

~T /C GULF STATES UTILITIES COMPANY aQs? CarsOE 9O< 29' 9EAJVoN'

'ExA 3 ??'04 AREA cOCE 713 333 3343 Augus t 28, 1980 RBG - 8422 File G9.5 Mr. Karl V. Seyfrt:, Director U.S. Nuclear Regulatory. Commission Region IV Office of Inspection & Enforcement 611 Ryan Plaza Drive Suite 1000 Arlington, TX 76011

Dear Mr. Seyfrit:

River Bend Station - Units 1 & 2 Refer to:

RIV Docket Nos. 50-458/I&E Bulletin 80-19, 80-19, Rev. 1 50-459/I&E Bulletin 80-19, 80-19, Rev. 1 We have reviewed our nuclear power facility for the subject mercury-wetted matrix relays used in the logic matrix of the reactor protective system and both our A/E (Stone & Webster) and General Electric have not specified any such relays for use in River Bend.

This negative declaration completes the required response to I&E Bulletin Nos. 80-19 and 80-19, Rev. 1.

Sincerely, b.

t i

Dw E. Linn Draper, Jr.

Vice President - Technology ELD /WJR/mb cc:

Director, Office of Inspection & Enforcement, Washington, D.C.

l 8010080 fp